We’ve always been advocates for alternative filtering systems for backyard pools and there are even options for creating natural ponds. But the barriers to going “no chemical” are many and they include, higher-cost of filtration system, finding a company to maintain your pool, overall effectiveness.

Here are the leading chemical free swimming pool filtration systems that typically rely on a mix of ozone and copper and silver ions to filter your pool. Decide for yourself.
Wailini izone System
DEL OzoneTechnoPureKeeping Chlorine Out of the Pool [via NY Times]

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Timothy’s background includes stints at This Old House, ELLE DECOR, Metropolitan Home and Woman’s Day. His work has been published on Wired Design, Bob Vila, DIY Network, The Family Handyman and Popular Mechanics and he has been featured on the Martha Stewart radio show and as a speaker at the ALT Design Summit, K/BIS and the National Hardware Show.